Welcome to ABL Group
Longitude is the design and engineering arm of ABL Group - a global and independent consultancy delivering marine, energy, engineering and software solutions to drive safety and sustainability in renewables, maritime and oil & gas sectors. ABL Group operates across 43 countries worldwide.
Proper Marine
Longitude's division in Brazil - specialists in naval architecture and offshore engineering.
View WebsiteABL
The energy and marine consultants, delivering technical services to support offshore energy and maritime sectors at construction, operations, decommissioning and in marine casualty scenarios.
View WebsiteAGR
Engineering consultancy, skills resourcing, survey and software provider, specialising in wells, subsurface, and marine operations.
View WebsiteOWC
The renewable energy consultants - providing technical advisory, engineering and consulting for the commercial-scale development of renewable energy onshore and offshore.
View WebsiteTERMS
Latest News & Events View All

Meet the Team: Jean-Baptiste Meier | Longitude Singapore
The team at ABL Group shares the passion, vision and values for working in energy and the world’s oceans, de-risking and driving the energy transition. We are…

Asia Pacific offshore wind partnership for Longitude and Sinotech
Design and engineering consultancy Longitude has signed a memorandum of understanding (MoU) with Taiwanese Sinotech Engineering Consultants (Sinotech), to collaborate on offshore wind design and marine operations…

Longitude Engineering Strengthens Offshore Wind Foundation Design Team with New Industry Experts
Longitude Engineering is proud to announce the addition of Kim Sandvik and Espen Trøen Hansen to our offshore wind foundation design team. Both join as Principal Engineers and bring…